Compact size, suitable for narrow space working, comfortable handle design, easy to operate with one hand.Features:Compact structure increases power and reduces shock.Handle adopt the thickening high carbon steel plate to production, energy saving design of bending helve.Spear parts after high temperature treatment, strong and practical.Handle with ergonomic design, comfortable don&39;t skid.Manual rotation back device, save time and effort, quick and convenient.Specifications:The range of the spear: M3, M4, M5, M6,M8, M10Maximum nail size: 100 (mm)Size of head: 60 (mm)Nail stroke: 7 (mm)Item length: 330mm / 13.0inPackage size: 350 * 140 * 43mm / 13.8 * 5.5 * 1.7inPackage weight: 1573g / 2.5lbPacking List:1 * Hand Riveter6 * Spear60 * Nut1 * Wrench